Electronics Forum: 0-100 (Page 3 of 5)

THT connector solder thieves

Electronics Forum | Wed Feb 12 13:37:22 EST 2003 | dwanzek

I need some input on what good solder thieves dimensions should be. I am limited to solving my bridging problem with solder thieves; all process/wave variables have been adjusted to try to solve this problem. There are several of these connectors on

QFP soldering issue

Electronics Forum | Thu Jan 08 15:03:40 EST 2004 | dwzeek

We have an ongoing problem with our QFP144 packages soldering. It has not received much attention until late due to some customer failures. Most of the failures would show up in ESS testing and be repaired. The failure rate is about 2 in 1000 parts f

Stencil thickness

Electronics Forum | Thu Jun 09 13:30:34 EDT 2005 | PWH

I would suggest 7mm thick "Durostone" as a carrier material. Cut lip/pocket for PCB so it is 0.05" thinner than thickness of PCB. Allow 0.010" gap on all sides of PCB. Machine lip to width between 0.050" and 0.100" to support under perimeter sides

PCB Panelisation

Electronics Forum | Thu Sep 01 11:17:52 EDT 2005 | chunks

There are many rules, but balance is the key. It all depends on your processes, type of equipment you plan to run the panel through, as well as the type of components going onto the board. If your single up circuit has 6 thru-hole caps, 5 connector

LGA Solder Balls

Electronics Forum | Tue Mar 08 15:35:43 EST 2016 | fuji_user_2014

I am having problems with LGA solder balls under the devices. Here are some of the details: 1. There are only 2 affected parts @4 locations. 2. The parts are LTM4616EV#PBF and LTM4608AEV#PBF. 3. We are using a ramp soak spike profile. 0-100secs=r

Way to port SMT program from Mydata to Panasonic?

Electronics Forum | Fri Sep 19 10:35:56 EDT 2008 | mi

No, I don't have Panapro at all. Some Mydata files I've exported end in: *.cmp & *.gen Files saved on floppy from Panasonic MSH II end in: *.MNG, *.POS, *.SET Panasonic program filenames come out as: CF000000.POS CF000001.POS ... Sample quote of

Re: Pb Free Products

Electronics Forum | Wed Sep 22 22:18:37 EDT 1999 | Dave F

| I am attemping to gather as much information on the issues with and progress in solutions for manufacturing Pb free products in response to European initiatives (WEEE). I am intereested in component issues with As Made lead terminations (no Sn/Pb)

Trouble selective soldering fine pitch connectors

Electronics Forum | Thu Dec 06 12:37:14 EST 2012 | deanm

We are having difficulty with bridging on a 2x50 pin 0.050" fine pitch connector using our selective soldering machine. It usually bridges at the end of the row, but sometimes it bridges all the pins together as it drags across (solid bridging). I

Mirtec programming discussion

Electronics Forum | Fri Nov 05 10:59:30 EDT 2010 | methos1979

I have had my system for three weeks now. It is an MV3L. It is running version 4.5.0 build 2.1.2 software and it is very stable. I have not had a single crash. We are not a board manufacturer but rather use our system to inspect both populated an

Re: Pb Free Products

Electronics Forum | Thu Sep 23 10:17:26 EDT 1999 | Earl Moon

| | I am attemping to gather as much information on the issues with and progress in solutions for manufacturing Pb free products in response to European initiatives (WEEE). I am intereested in component issues with As Made lead terminations (no Sn/P


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